author | Christian Urban <christian.urban@kcl.ac.uk> |
Mon, 21 Jul 2025 16:38:07 +0100 | |
changeset 494 | 253d1ccb65de |
parent 424 | daf561a83ba6 |
permissions | -rw-r--r-- |
227 | 1 |
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494 | 2 |
def urbanmain() = { |
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import C2._ |
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227 | 4 |
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494 | 5 |
assert(occurrences(List("a", "b", "b", "c", "d")) == Map("a" -> 1, "b" -> 2, "c" -> 1, "d" -> 1)) |
227 | 6 |
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assert(occurrences(List("d", "b", "d", "b", "d")) == Map("d" -> 3, "b" -> 2)) |
323 | 8 |
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assert(occurrences(List("b", "b", "b", "b", "b")) == Map("b" -> 5)) |
323 | 10 |
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assert(occurrences(Nil) == Map()) |
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} |